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Related papers: B0 -> pi+ pi- pi0 feasibility studies

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We present for the first time a measurement of the weak phase 2b+g obtained from a time-dependent Dalitz plot analysis of B^0 -> D-(+) K0 Pi+(-) decays. Using a sample of approximately 347*10^{6} BBbar pairs collected by the BABAR detector…

High Energy Physics - Experiment · Physics 2010-04-12 The BABAR Collaboration , B. Aubert

We present a measurement of the unitarity triangle angle phi_3 using a Dalitz plot analysis of the three-body decay of the neutral D meson from the B+- -> D K*+- process. Using a 253 fb-1 data sample collected by the Belle experiment, we…

High Energy Physics - Experiment · Physics 2019-08-14 K. Abe

We present the results of a time-dependent Dalitz plot analysis of B0 -> pi+ pi- pi0 decays based on a 414fb^-1 data sample that contains 449MBB pairs collected on the Upsilon(4S) resonance with the Belle detector at the KEKB asymmetric…

High Energy Physics - Experiment · Physics 2007-10-28 The Belle Collaboration , K. Abe

Constraints on the CKM angle \gamma are presented from GLW, ADS, and GGSZ analyses of B+- -> D K+- at the LHCb experiment. The branching fractions of B0 -> D0bar K+ \pi- and Bs -> D0bar K- \pi+ are also reported, measured relative to the…

High Energy Physics - Experiment · Physics 2013-10-01 Daniel Craik

It is shown that it is possible to perform a model-independent extraction of the CKM Unitarity Triangle angle $\gamma$ using only the decays $B^0\to D K^+\pi^-$ with $D\to K^0_S\pi^+\pi^-$ and $B^0\to D K^+\pi^-$ with flavour-specific $D$…

High Energy Physics - Phenomenology · Physics 2014-11-20 Tim Gershon , Anton Poluektov

Dalitz-plot analyses of $B\rightarrow K\pi\pi$ decays provide direct access to decay amplitudes, and thereby weak and strong phases can be disentangled by resolving the interference patterns in phase space between intermediate resonant…

High Energy Physics - Phenomenology · Physics 2017-09-13 J. Charles , S. Descotes-Genon , J. Ocariz , A. Pérez Pérez

A review of the present experimental status of the rates and the Dalitz-plot slope parameters in CP conserving K->2\pi and K->3\pi decays is given. The corresponding isospin amplitudes have been determined by a common fit to the recent…

High Energy Physics - Phenomenology · Physics 2009-11-07 C. Cheshkov

We review recent results of the BABAR and BELLE Collaborations on the the alpha and gamma angles of the unitary triangle, on the B to K pi pi Dalitz-plot analyses, and on the searches for baryonic B decays and for B to DD decays.

High Energy Physics - Experiment · Physics 2008-08-08 Vincenzo Lombardo

We present a method for measuring the weak phase gamma using isospin analysis of three body B decays into K pi pi channels. Differential decay widths and time dependent asymmetry in B_d -> K_s pi^+pi^- mode needs to be measured into even…

High Energy Physics - Phenomenology · Physics 2009-11-07 N. G. Deshpande , Nita Sinha , Rahul Sinha

We present updated measurements of the branching fractions for the modes B0->pi0pi0, B+ -> pi+pi0, and B+ -> K+pi0. We also measure the time-integrated asymmetry C_pi0pi0 and the charge asymmetries A_CP(pi+pi0) and A_CP(K+pi0). Based on a…

High Energy Physics - Experiment · Physics 2007-05-23 The BABAR Collaboration , B. Aubert

Theoretically motivated smallness of the penguin amplitude in $B \to \pi \pi$ decays allowes to calculate the value of the unitarity triangle angle $\alpha (\phi_2)$ with good accuracy. The relatively large branching ratio of the decay into…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. B. Kaidalov , M. I. Vysotsky

We report preliminary results from a study of the decay B0 --> D0bar pi+ pi- using a data sample of 470.9 +/- 2.8 million BBbar events collected with the BaBar detector at the Y(4S) resonance. Using the Dalitz-plot analysis technique, we…

High Energy Physics - Experiment · Physics 2018-09-26 The BABAR Collaboration , P. del Amo Sanchez

We present the first measurement of the angle phi_3 of the Unitarity Triangle using a model-independent Dalitz plot analysis of B->DK, D->KsPiPi decays. The method uses an input measurements of the strong phase of the D->KsPiPi amplitude…

High Energy Physics - Experiment · Physics 2012-08-01 Belle collaboration , H. Aihara , K. Arinstein , D. M. Asner , V. Aulchenko , T. Aushev , A. M. Bakich , K. Belous , B. Bhuyan , M. Bischofberger , A. Bondar , G. Bonvicini , A. Bozek , M. Bračko , T. E. Browder , M. -C. Chang , P. Chang , B. G. Cheon , K. Chilikin , R. Chistov , K. Cho , Y. Choi , J. Dalseno , Z. Doležal , A. Drutskoy , S. Eidelman , D. Epifanov , J. E. Fast , M. Feindt , V. Gaur , N. Gabyshev , A. Garmash , Y. M. Goh , B. Golob , J. Haba , H. Hayashii , Y. Horii , Y. Hoshi , W. -S. Hou , Y. B. Hsiung , H. J. Hyun , T. Iijima , A. Ishikawa , R. Itoh , M. Iwabuchi , T. Julius , J. H. Kang , T. Kawasaki , C. Kiesling , H. J. Kim , H. O. Kim , J. B. Kim , J. H. Kim , K. T. Kim , M. J. Kim , Y. J. Kim , K. Kinoshita , B. R. Ko , S. Koblitz , P. Kodyš , S. Korpar , P. Križan , P. Krokovny , B. Kronenbitter , T. Kuhr , T. Kumita , A. Kuzmin , Y. -J. Kwon , S. -H. Lee , J. Li , Y. Li , J. Libby , C. Liu , Y. Liu , Z. Q. Liu , D. Liventsev , R. Louvot , D. Matvienko , K. Miyabayashi , H. Miyata , R. Mizuk , G. B. Mohanty , A. Moll , T. Mori , N. Muramatsu , Y. Nagasaka , E. Nakano , M. Nakao , Z. Natkaniec , S. Nishida , O. Nitoh , S. Ogawa , T. Ohshima , S. Okuno , S. L. Olsen , G. Pakhlova , C. W. Park , H. Park , H. K. Park , K. S. Park , T. K. Pedlar , R. Pestotnik , M. Petrič , L. E. Piilonen , A. Poluektov , K. Prothmann , M. Ritter , M. Röhrken , M. Rozanska , S. Ryu , H. Sahoo , Y. Sakai , T. Sanuki , Y. Sato , O. Schneider , C. Schwanda , A. J. Schwartz , K. Senyo , O. Seon , M. E. Sevior , M. Shapkin , T. -A. Shibata , J. -G. Shiu , B. Shwartz , A. Sibidanov , F. Simon , J. B. Singh , P. Smerkol , Y. -S. Sohn , A. Sokolov , E. Solovieva , S. Stanič , M. Starič , K. Sumisawa , T. Sumiyoshi , G. Tatishvili , K. Trabelsi , M. Uchida , S. Uehara , Y. Unno , S. Uno , P. Urquijo , P. Vanhoefer , G. Varner , K. E. Varvell , A. Vinokurova , V. Vorobyev , C. H. Wang , M. -Z. Wang , P. Wang , Y. Watanabe , K. M. Williams , E. Won , B. D. Yabsley , H. Yamamoto , J. Yamaoka , Y. Yamashita , C. Z. Yuan , Z. P. Zhang , V. Zhilich , V. Zhulanov , A. Zupanc

Recent experimental results on $B\to\rho\rho$ decays indicate that the CP asymmetry $S_{\rho^+\rho^-}$ will give an interesting determination of $\alpha=\arg[-(V_{td}V_{tb}^*)/(V_{ud}V_{ub}^*)]$. In the limit when the $\rho$ width is…

High Energy Physics - Phenomenology · Physics 2009-11-10 Adam F. Falk , Zoltan Ligeti , Yosef Nir , Helen Quinn

We present constraints on the angle gamma of the Unitarity Triangle with a Dalitz analysis of neutral D decays to K_Spi^+pi^- from the processes B^0 -> barD^0 K^*0 (barB^0 -> D^0 barK^*0) and B0 -> D0 K*0 (barB^0 -> barD^0 barK^*0) with…

High Energy Physics - Experiment · Physics 2010-04-12 The BABAR Collaboration , B. Aubert

Theoretical errors in the extraction of alpha from B -> pi^+ pi^-, rho^+ rho^-, rho pi decays are usually given in terms of upper bounds on alpha_eff-alpha obtained from isospin or from SU(3) relations, where alpha_eff is measured through…

High Energy Physics - Phenomenology · Physics 2010-04-05 M. Gronau , E. Lunghi , D. Wyler

We present the results of a time-dependent Dalitz plot analysis of B0 --> pi+ pi- pi0 decays based on a 414/fb data sample that contains 449 x 10^6 BB pairs. The data was collected on the Upsilon(4S) resonance with the Belle detector at the…

High Energy Physics - Experiment · Physics 2008-11-26 The Belle Collaboration , A. Kusaka , C. C. Wang

The most precise current determination of the Unitarity Triangle angle $\phi_3$ is presented. It is obtained using the decay $B^+ \to D^{(*)} K^+$, with Dalitz plot analysis of the subsequent $D \to K_S \pi^+\pi^-$ decay. The result is…

High Energy Physics - Experiment · Physics 2019-08-14 Tim Gershon

Low lying scalar resonances emerge as a necessary part to adjust chiral perturbation theory to experimental data once unitarity constraint is taken into consideration. I review recent progress made in this direction in a model independent…

High Energy Physics - Phenomenology · Physics 2009-05-06 Han-qing Zheng

We present recent measurements of the CKM angles alpha and gamma using data collected by the BaBar detector at the PEP-II asymmetric-energy e+ e- collider at the Stanford Linear Accelerator Center. In addition to constraints on alpha from…

High Energy Physics - Experiment · Physics 2017-08-23 V. Lombardo